Heroku is the following: A Web Application Deployment Model: Heroku is designed to help developers build web apps and get them out into the world, without having to worry about managing servers, scaling operations, or juggling the deployment process.
The Little Ice Age was a period of cooling occurring after a warmer North Atlantic era known as the Medieval Warm Period or Medieval Climate Optimum.... ) and retreating during climate warming on moderate time scales.
There have been five known ice ages in the Earth's history, with the Earth experiencing the Quaternary Ice Age during the present time. Within ice ages, there exist periods of more severe glacial conditions and more temperate referred to as glacial periods and interglacial periods, respectively.escriptions [edit]. The second ice age, and possibly most severe, is estimated to have occurred from 850 to 635 Ma (million years) ago, in the Neoproterozoic Era and it has been suggested that it produced a second  Snowball Earth  in which the earth iced over completely.